2021

ROCKRIDER ST 900 S

Name: Rockrider ST 900 S 2021
Brand: Rockrider
SKU: a6c0a4ba-0783-46fc-94d5-40792597c89f
Availability: InStock

Mountain · Trail · Unisex

Groupset microSHIFT

Weight 0.23 kg

Wheel size 27.5

Brake type Hydraulic Disc

See all specifications ↓

RRP

—

Observed price — New

—

Refurbished price

€550 incl. taxes

1 price points

Min: 1234 € (XXXXXXXXX)

Max: 1234 € (XXXXXXXXX)

Likely trade-in value

1 234 €

About this bike

Looking at the Rockrider ST 900 S 2021? This mountain bike in the trail segment keeps showing up across European retailers.

The 1 sources we monitor for this bike refresh daily — that is how 2BX keeps the catalog and resale benchmarks honest.

Price-wise, brands list the ST 900 S at MSRP. Real listings for a new unit hover around, and refurbished units typically sell near €550.

Scroll down for the full retailer breakdown, price history and trade-in benchmark of the Rockrider ST 900 S.

Bikes currently in the market or recently sold

Retailer	Link	Model	Year	Condition	Price	RRP	Discount	Status	Country	Last seen	First seen	Online for	Similarity	E-Bike	Groupset	Mileage	Size	Brake type	Frame material	Wheel size	Motor Torque	Battery capacity	Category
Retailer	Link	ST 900 S	2021	Refurbished	1 234 €	1 234 €	-20%	On sale	Europe	2026-09-07	2026-08-17	21	Similar match	No	Other	—	L	Disco	Aluminium	27.5	—	—	Mtb
Retailer	Link	ST 900	2020	Refurbished	1 234 €	1 234 €	-20%	On sale	Europe	2026-09-07	2026-08-17	21	Related	No	Other SRAM	—	Xl	Disco	Aluminium	—	—	—	Mtb
Retailer	Link	900	2016	Refurbished	1 234 €	1 234 €	-20%	On sale	Europe	2026-09-07	2026-08-17	21	Related	No	Shimano GRX	—	L	Disco	Aluminium	—	—	—	Mtb
Retailer	Link	ST 900	2022	Refurbished	1 234 €	1 234 €	-20%	On sale	Europe	2026-09-07	2026-08-17	21	Related	No	Shimano 105	—	56 cm	Disco	Aluminium	—	—	—	Mtb
Retailer	Link	ST 900 27	—	New	1 234 €	1 234 €	-20%	On sale	France	2026-07-18	2026-07-18	0	Related	No	—	—	—	—	—	5	—	—	Mtb
Retailer	Link	ST 900 S	2021	Refurbished	1 234 €	1 234 €	-20%	On sale	Europe	2026-07-13	2026-06-15	28	Similar match	No	Other	—	M	Disco	Aluminium	27.5	—	—	Mtb
Retailer	Link	E-ST 900	2020	Refurbished	1 234 €	1 234 €	-20%	On sale	France	2026-06-22	2026-06-22	0	Related	No	Shimano Deore	988.0	170 cm – 185 cm	—	—	—	50 Nm	500 Wh	—
Retailer	Link	E-ST 900+	2023	Refurbished	1 234 €	1 234 €	-20%	On sale	France	2026-06-14	2026-06-14	0	Related	No	Shimano Deore	374.0	167 cm – 180 cm	—	—	—	70 Nm	504 Wh	—
Retailer	Link	ST 900 S	2021	Refurbished	1 234 €	1 234 €	-20%	On sale	Europe	2026-06-08	2026-05-11	28	Similar match	No	Other	—	S	Disco	Aluminium	27.5	—	—	Mtb
Retailer	—	E-ST 900	2021	Refurbished	1 234 €	1 234 €	-20%	Sold	France	2026-08-28	2026-06-14	75	Related	No	Shimano Deore	2427.0	175 cm – 190 cm	—	—	—	40 Nm	504 Wh	—
Retailer	—	ST 900 S	2021	Refurbished	1 234 €	1 234 €	-20%	Sold	Europe	2026-08-14	2026-07-20	25	Similar match	No	Other	—	L	Disco	Aluminium	27.5	—	—	Mtb
Retailer	—	E-ST 900	2020	Refurbished	1 234 €	1 234 €	-20%	Sold	France	2026-07-07	2026-06-27	10	Related	No	—	—	—	—	—	—	50 Nm	500 Wh	—
Retailer	—	ST 900 S	2021	Refurbished	1 234 €	1 234 €	-20%	Sold	Europe	2026-06-27	2026-05-11	47	Similar match	No	Other	—	M	Disco	Aluminium	27.5	—	—	Mtb
Retailer	—	ST 900 S	2021	Refurbished	1 234 €	1 234 €	-20%	Sold	Europe	2026-06-21	2026-06-08	13	Similar match	No	Other	—	M	Disco	Aluminium	27.5	—	—	Mtb
Retailer	—	ST 900 S	2024	Refurbished	1 234 €	1 234 €	-20%	Sold	Europe	2026-06-01	2026-05-05	27	Related	No	Other	—	L	Disco	Aluminium	27.5	—	—	Mtb

Specifications

CategoryMountain

SubcategoryTrail

Year2021

ForkThe ROCKSHOX 30 SILVER 120 mm AIR shock is 400 g lighter than...

Weight0.23 kg

SuspensionFull

TravelNULL

Sizes XXXXXXXX

Components

Groupset microSHIFT

Crank The single chainring is easy and efficient to use. 1 chainring and 11 speeds: accelerate on the flat and take on climbs with no compromise. 1 single shifter on the handlebar: adapt your speed instantly like the pros as the terrain changes! In detail: -SRAM X1000 32-tooth single chainring -MICROSHIFT M665 11-speed rear derailleur -MICROSHIFT M8515 right shifter -MICROSHIFT H113 11-cog 11 to 46 teeth cassette -KMC X11 chain

Brake type Hydraulic Disc

Brakes No matter what conditions you ride in ,dry,wet), the Rockrider by Tektro 180 mm ,front) and 160 mm ,back) double hydraulic disc brakes will come through for you, even in the mud. Hydraulic braking adds more power and progressive braking and requires less powerful use of the brake levers. The aluminium brake levers are easy to grip and precise.

Saddle Our teams designed and created an exclusive ROCKRIDER ERGOFIT Pro saddle. Designed for all hip widths, its hammock shape is very comfortable for long, athletic rides. The aluminium Rockrider Sport seat post is lightweight and has a wide adjustment range, with a 31.6 mm diameter and 400 mm in length. Quick and easy tool-free adjustment of your saddle height using the adjustment lever on the seat post clamp.

Wheels & Tires

Wheel size 27.5

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